diff options
Diffstat (limited to 'actionpack/lib/action_controller/metal/helpers.rb')
| -rw-r--r-- | actionpack/lib/action_controller/metal/helpers.rb | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/actionpack/lib/action_controller/metal/helpers.rb b/actionpack/lib/action_controller/metal/helpers.rb index b4da381d26..476d081239 100644 --- a/actionpack/lib/action_controller/metal/helpers.rb +++ b/actionpack/lib/action_controller/metal/helpers.rb @@ -5,10 +5,10 @@ module ActionController # # In addition to using the standard template helpers provided, creating custom helpers to # extract complicated logic or reusable functionality is strongly encouraged. By default, each controller - # will include all helpers. These helpers are only accessible on the controller through <tt>.helpers</tt> + # will include all helpers. These helpers are only accessible on the controller through <tt>#helpers</tt> # - # In previous versions of \Rails the controller will include a helper whose - # name matches that of the controller, e.g., <tt>MyController</tt> will automatically + # In previous versions of \Rails the controller will include a helper which + # matches the name of the controller, e.g., <tt>MyController</tt> will automatically # include <tt>MyHelper</tt>. To return old behavior set +config.action_controller.include_all_helpers+ to +false+. # # Additional helpers can be specified using the +helper+ class method in ActionController::Base or any @@ -71,9 +71,9 @@ module ActionController attrs.flatten.each { |attr| helper_method(attr, "#{attr}=") } end - # Provides a proxy to access helpers methods from outside the view. + # Provides a proxy to access helper methods from outside the view. def helpers - @helper_proxy ||= begin + @helper_proxy ||= begin proxy = ActionView::Base.new proxy.config = config.inheritable_copy proxy.extend(_helpers) @@ -100,7 +100,7 @@ module ActionController def all_helpers_from_path(path) helpers = Array(path).flat_map do |_path| extract = /^#{Regexp.quote(_path.to_s)}\/?(.*)_helper.rb$/ - names = Dir["#{_path}/**/*_helper.rb"].map { |file| file.sub(extract, '\1') } + names = Dir["#{_path}/**/*_helper.rb"].map { |file| file.sub(extract, '\1'.freeze) } names.sort! end helpers.uniq! @@ -108,10 +108,15 @@ module ActionController end private - # Extract helper names from files in <tt>app/helpers/**/*_helper.rb</tt> - def all_application_helpers - all_helpers_from_path(helpers_path) - end + # Extract helper names from files in <tt>app/helpers/**/*_helper.rb</tt> + def all_application_helpers + all_helpers_from_path(helpers_path) + end + end + + # Provides a proxy to access helper methods from outside the view. + def helpers + @_helper_proxy ||= view_context end end end |